scholarly journals Competition Experience, Relative Age Effect and Average Age of the Senior World Events’ Medal-Winning Basketball Players

Author(s):  
Zsombor Zilinyi ◽  
Ágoston Nagy ◽  
Tamás Sterbenz

"The International Basketball Federation (FIBA) has changed its youth competition system in 2004, and due to this regulation, many players had the chance to compete every year at youth level and later, to elevate to the top. The purpose of our study was to inspect those medal-winning European basketball players who competed in the past 19 senior basketball world events. We analysed the tendencies of selection by dissecting the set-up of successful senior national teams. We investigated each one of the 281 European basketball players who won a medal during the analysed period (2000-2019). We collected data from the archive page of FIBA. Our goal was to see whether there was a relation between the youth competition experience and the minutes spent in senior world events. We used the Cramer Association Coefficient, Relative Age Effect and average age were also inspected. We found that participation in the national youth tournaments is important but not the most exclusive factor of selection. There are opportunities for success in the adult national teams for players who have covered alternative sports careers – the factor of national youth experience is not exclusive. We suppose that head coaches utilize older and more experienced players on the Olympic Games, the average ages of successful Olympic medal-winner teams are higher than other world events’ medallists. Despite the fact that we were not able to find statistically proven and associative relationship between national youth recruitment eligibility and the minutes in game spent by successful adult players, further research could be gap fillers in exploring key factors in adulthood efficiency. Keywords: talent selection, competition experience, FIBA, basketball players, sport career."

2018 ◽  
Vol 65 (1) ◽  
pp. 197-204 ◽  
Author(s):  
Cristina López de Subijana ◽  
Jorge Lorenzo

AbstractThe aims of this study were: i) to analyze whether relative age effect occurs in the athletes of the junior national teams and professional athletes in Spain in general and in soccer and basketball, and ii) to compare the long-term success of the players selected for the junior national team between these sports. The samples for this study were Spanish professional soccer (n = 461) and basketball (n = 250) players in the 2013-2014 premier league and players from the junior Spanish soccer (i.e., n = 273; U-17: n = 107; U-19: n = 166) and basketball (i.e., n = 240; U-18: n = 120, U-16: n = 120) teams that classified to play in the European Championships (from 2004 to 2013). Junior players (42.3%) were more frequently born in the 1st quarter of the year than the professional players (30.7%) (χ2(3) = 30.07; p = .001; Vc = .157). This was found in both basketball (χ2(3) = 12.2.; p = .007; Vc = .158) and soccer (χ2(3) = 20.13; p < .001; Vc = .166). Long-term success is more frequent in soccer, where 59.9% of the juniors selected for the national team played later in the premier league, while in basketball that percentage was 39.6% (χ2(1) = 14.64; p < .001; Vc = .201). On the other hand, 79.4% and 39.8% of the professional soccer and basketball players had been previously selected for junior national teams (χ2(1) = 60.2; p < .001; Vc = .386), respectively. The talent selection process should be reviewed as players born in the second half of the year have fewer opportunities to stand out.


Retos ◽  
2021 ◽  
Vol 42 ◽  
pp. 266-275
Author(s):  
Larissa Fernanda Porto Maciel ◽  
Mônica Cristina Flach ◽  
Raquel Krapp do Nascimento ◽  
Eduardo José Dallegrave ◽  
Juarez Vieira do Nascimento ◽  
...  

The Relative Age Effect has been the subject of study by researchers who seek to understand sports performance. This study aimed to analyze the prevalence of relative age effect (RAE) in basketball players, verifying whether early-birth players and the features of the place they inserted affect probable recruitment for athletic teams. The sample was comprised 1,455 players within 9 and 19-year-old. Variables included birth semester, gender, sports category, number of recruitments, geographical region. Data were analyzed using descriptive statistics and binary logistic regression model. The results found that early-birth players had a better chance to be recruited for state athletic teams u13 than late-birth ones. Players u15 and u17 had similar chances. Further, u13 and u15 players linked to the northern region for Brazil and in cities with very high Human Development Index (HDI) and medium-sized cities had a better recruitment chance for state team. Results may be employed by coaches, recruiters and headhunters, since variables associated to RAE may affect the state team and players´ performance throughout the process of sports formation. Removing the influence of relative age-related differences is predicted to improve the accuracy of identifying skilled players.  Resumen. El efecto de la edad relativa (RAE) ha sido objeto de estudio por parte de investigadores que buscan comprender el desempeño en el deporte. El presente estudio tuvo como objetivo analizar el predominio del efecto de la edad relativa (RAE) en jugadores de baloncesto, verificando si los jugadores de nacimiento temprano y las características del lugar donde estaban insertos inciden en el probable reclutamiento para equipos deportivos. La muestra estuvo compuesta por 1.455 jugadores de entre 9 y 19 años. Las variables incluyeron semestre de nacimiento, género, categoría deportiva, número de reclutamientos, región geográfica. Los datos fueron analizados mediante estadística descriptiva y modelo de regresión logística binaria. Los resultados encontrados demostraron que los jugadores de nacimiento temprano tenían mayores posibilidades de ser reclutados para equipos atléticos estatales sub13 que los de nacimiento tardío. Los jugadores sub15 y sub17 tuvieron oportunidades similares. Además, los jugadores sub13 y sub15 vinculados a la región norte de Brasil y en ciudades com alto Índice de Desarrollo Humano (IDH) y ciudades medianas, tuvieron mayores oportunidades de ser reclutados para el equipo estatal. Los resultados pueden ser empleados por entrenadores, reclutadores y cazatalentos, ya que las variables asociadas al RAE pueden afectar el desempeño del equipo estatal y de los jugadores a lo largo del proceso de formación deportiva. Se prevé que al eliminar la influencia de las diferencias relativas relacionadas con la edad mejorará la precisión en la identificación de jugadores habilidosos.


Author(s):  
Helder Zimmermann de Oliveira ◽  
Dilson Borges Ribeiro Junior ◽  
Jeferson Macedo Vianna ◽  
Francisco Zacaron Werneck

In sport, the relative age effect (RAE) refers to the advantages of participation and performance that athletes born in the first months of the selection year have in relation to those within the same age category. The aim of the present study was to investigate the RAE in athletes of the Brazilian Basketball Championship of the U-15 category in 2015, analyzing differences between sexes, geographic region, competitive level and performance of teams. The information of teams and the birth quarter (quartile) of 530 basketball players were obtained through the website of the Brazilian Basketball Confederation. The results showed greater representation of male athletes born in the first months of the year, the first and second divisions, of the Southeastern, Northern and Mid-Western regions and in female medalists. It was concluded that the RAE is present in Brazilian U-15 male basketball players, being higher in athletes of higher competitive level, particularly in the Southeastern, Northern and Mid-Western regions of Brazil. In addition, RAE proved to be associated with the winning of women’s medals. 


2013 ◽  
Vol 67 (2) ◽  
pp. 113-119
Author(s):  
Igor Vuckovic ◽  
Aleksandar Kukric ◽  
Borko Petrovic ◽  
Radenko Dobras

2021 ◽  
Vol 15 (10) ◽  
pp. 2986-2990
Author(s):  
Pinar Tatlibal ◽  
Emine Kutlay ◽  
Onur Oral

Background: Children born at the beginning of the year may be cognitively, emotionally, and physically more advantageous than those born at the end of the year. Aim: This study aims to determine whether there is a relative age effect (RAE) on the total scores and its components of the gymnasts in their routines, competing in the 1st Rhythmic Gymnastics Junior World Championships Individual All-Around Ranking-Apparatus Qualification in 2019. Methods: 138 gymnasts from 61 countries participated in this competition and 61 gymnasts competed in each apparatus. The total scores (TS) and its components in gymnasts' competition routines were analyzed according to gymnasts' age groups (13, 14, and 15 years old) and period of birth [Group I (those born in the first six months of the year), Group II (those born in the last six months of the year)]. Differences and percentages of change between the two periods were examined. A total of 732 scores (Difficulty, Execution, and Total Scores) were evaluated. Descriptive statistics and the One-Way Analysis of Variance (ANOVA) Test analysis were used for statistical evaluation. Results: When the TS and its components were examined in all age groups and all routines, no significant difference was observed between Group I and Group II in terms of RAE. Conclusion: It is thought that considering the RAE in talent selection and orientation programs, participation in sports activities and performance evaluation may be useful for athletes, coaches, and administrators. Keywords: Rhythmic gymnastics, competition performance scores, relative age effect, gymnast


2018 ◽  
Vol 63 (1) ◽  
pp. 33-41 ◽  
Author(s):  
Christian M. Wrang ◽  
Niels N. Rossing ◽  
Rasmus M. Diernæs ◽  
Christoffer G. Hansen ◽  
Claus Dalgaard-Hansen ◽  
...  

Abstract The relationship between the date of birth and expertise in various sports among both elite and youth level athletes is well established, and known as the relative age effect (RAE). However, new results in for example Canadian Hockey and British cricket and rugby have indicated a reversal of RAE among selected talents where the youngest athletes are more likely to remain selected than their older peers. As such, RAE may therefore depend on the age and the level of competition. The purpose of this study was therefore to analyse RAE from the youth to senior national level in a sample of successful Danish male national teams. The sample included 244 players from Danish under-19, under-21 and senior national levels. These players have been part of successful teams, winning 18 medals at 24 youth European and World championships and 8 medals during 12 years at the senior level. The results showed a significant RAE on both youth and national levels. However, RAE was less marked from the under-19 to under-21 and further to the senior national level. Results show that at the national youth level talent selection favours the relatively older players, of whom a larger proportion fails to be re-selected to the senior level compared to their younger peers. RAE appears to play a central and reversing role in the identification and re-selection in Danish male handball. The results also show that the presence of both a constant and constituent year structure affects RAE, even when introduced at late adolescence.


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